Home / 1,832,110.85-2,529,623.32-1,221,702.75

Finding the Fourth Proportional to 1,832,110.85, 2,529,623.32 and 1,221,702.75

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Solution

The fourth proportional to 1,832,110.85, 2,529,623.32 and 1,221,702.75 is: 1,686,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,110.85 : 2,529,623.32 = 1,221,702.75 : x
  2. Step 2: Convert to fraction form
    1,832,110.85/2,529,623.32 = 1,221,702.75/x
  3. Step 3: Cross multiply
    1,832,110.85x = 2,529,623.32 × 1,221,702.75
  4. Step 4: Simplify right side
    1,832,110.85x = 3,090,447,763,453.87
  5. Step 5: Solve for x
    x = 3,090,447,763,453.87/1,832,110.85
  6. Step 6: Final answer
    x = 1,686,823.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.